|Model|Origin|Type|Versions|In Service|Notes|
|---|---|---|---|---|---|
|Vought F-8 Crusader|United States|Air superiority fighter/Interceptor aircraft|F-8P|35|Placed in open storage 1988-01-23 at Basa Air Base. They suffered irreparable damage from Mt. Pinatubo's eruption on 1991-06-15.|
|Northrop F-5 Freedom Fighter|United States|Fighter/Bomber|F-5A F-5B|37|Retired. The 10 remaining F-5s, out of a total of 37 acquired by the Philippine government from 1967 to 1998, were decommissioned in a ceremony in September 2005|
|North American F-86 Sabre|United States|Fighter/Bomber|F-86F F-86D|50 20|Replaced by the Northrop F-5A|
|North American P-51 Mustang|United States|Fighter|P-51D|103|PAF's 1950s Fighter, replaced by F-86 Sabre|
|North American T-28 Trojan|United States|Trainer/Light strike aircraft|T-28A T-28D|20 24|Replaced by OV-10 Bronco|
|North American T-6 Texan|United States|Trainer aircraft||38||
|Beechcraft T-34 Mentor|United States|Trainer aircraft||36|Replaced by the SF-260|
|Lockheed T-33 Shooting Star|United States|Trainer aircraft|T-33A RT-33A|25 2|Replaced by the S-211|
|Douglas AC-47 Spooky|United States|Close air support aircraft||11||
|Douglas C-47 Skytrain|United States|Military transport aircraft||?|Replaced by the C-130|
|de Havilland Canada DHC-2 Beaver|Canada|Military transport aircraft||?|Replaced by the C-130|
|Grumman HU-16 Albatross|United States|Military transport aircraft|HU-16B|6||
|NAMC YS-11|Japan|VIP transport||?||
|Stinson L-5 Sentinel|United States|Liaison aircraft||?||
|Sikorsky S-62|United States   Japan|Multipurpose utility helicopter  Multipurpose utility helicopter  VIP transport|S-62A  S-62J|1  2||
|Sikorsky H-34|United States|SAR Helicopter||?||
|Sikorsky H-19|United States|||?||
|Bell 212|United States|Utility helicopter||1|A presidential aircraft that crashed in Benguet Province.|
|Aérospatiale SA 330 Puma|France|Presidential helicopter|SA 330L|2||

Question: how many aircraft does the united states have listed?
Answer: 16